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EWG's Tap Water Database — 2021 UPDATE

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Vanadium

City of Friendswood

Vanadium is a metal used in steels and other alloys. People are commonly exposed to vanadium in water and food. Excessive exposure can be toxic during pregnancy and childhood.

MORE ABOUT THIS CONTAMINANT

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.197 ppb3012ND - 2.38 ppb
20140.225 ppb220.213 ppb - 0.237 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 21 ppb

The EWG Health Guideline of 21 ppb for vanadium was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.

ppb = parts per billion

All test results

Date Lab ID Result
2013-05-011305094-001AND
2013-05-011305094-013AND
2013-05-011305094-009AND
2013-05-011305094-023AND
2013-05-011305094-007AND
2013-05-011305094-011AND
2013-05-011305094-019AND
2013-05-011305094-003A2.38 ppb
2013-05-011305094-025AND
2013-05-011305094-027AND
2013-05-011305094-017A0.200 ppb
2013-05-011305094-005AND
2013-05-011305094-021AND
2013-05-011305094-015AND
2013-08-22Q13060990010.372 ppb
2013-08-28Q13060990030.440 ppb
2013-11-14Q1313371001ND
2013-11-14Q1313371005ND
2013-11-14Q1313371007ND
2013-11-14Q13133710030.805 ppb
2013-11-14Q1313371009ND
2013-11-14Q13133710150.242 ppb
2013-11-14Q1313371013ND
2013-11-14Q1313371011ND
2013-11-14Q13133710210.225 ppb
2013-11-14Q13133710170.296 ppb
2013-11-14Q13133710260.247 ppb
2013-11-14Q13133710190.209 ppb
2013-11-14Q13133710220.238 ppb
2013-11-14Q13133710240.250 ppb
2014-02-18Q14049030010.237 ppb
2014-02-18Q14049030030.213 ppb